We seek to understand and document all radio transmissions, legal and otherwise, as part of the radio listening hobby. We do not encourage any radio operations contrary to regulations. Always consult with the appropriate authorities if you have questions concerning what is permissible in your locale.

Subject / Started by Last post
1 Replies
302 Views
Last post June 20, 2023, 1754 UTC
by Ron Hunsicker
4 Replies
511 Views
Last post June 20, 2023, 1404 UTC
by ~SIGINT~
0 Replies
261 Views
Last post June 20, 2023, 1320 UTC
by ChrisSmolinski
11 Replies
1057 Views
Last post June 20, 2023, 1256 UTC
by Ron Hunsicker
7 Replies
725 Views
Last post June 20, 2023, 1230 UTC
by ChrisSmolinski
2 Replies
444 Views
Last post June 20, 2023, 1204 UTC
by ChrisSmolinski
3 Replies
472 Views
Last post June 20, 2023, 0401 UTC
by shadypyro
0 Replies
255 Views
Last post June 20, 2023, 0145 UTC
by Shortwave_Listener
3 Replies
319 Views
Last post June 20, 2023, 0134 UTC
by Chuck54
1 Replies
336 Views
Last post June 20, 2023, 0017 UTC
by Rob.
6 Replies
685 Views
Last post June 19, 2023, 2255 UTC
by ChrisSmolinski
2 Replies
417 Views
Last post June 19, 2023, 2124 UTC
by N2MLP
5 Replies
689 Views
Last post June 19, 2023, 1359 UTC
by Pigmeat
1 Replies
295 Views
Last post June 19, 2023, 0331 UTC
by N2MLP
1 Replies
313 Views
Last post June 19, 2023, 0322 UTC
by Grumpy Grandpa
0 Replies
254 Views
Last post June 19, 2023, 0320 UTC
by Shortwave_Listener
14 Replies
774 Views
Last post June 19, 2023, 0313 UTC
by dxace1
3 Replies
447 Views
Last post June 19, 2023, 0252 UTC
by N2MLP
6 Replies
484 Views
Last post June 19, 2023, 0217 UTC
by Shortwave_Listener
6 Replies
529 Views
Last post June 19, 2023, 0154 UTC
by Markokpik

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground T-Shirt
by MitchellTimeDesigns